1 files changed, 57 insertions, 0 deletions
diff --git a/public/assets/javascripts/rectangles/util/constants.js b/public/assets/javascripts/rectangles/util/constants.js
new file mode 100644
index 0000000..58cb1a5
--- /dev/null
+++ b/public/assets/javascripts/rectangles/util/constants.js
@@ -0,0 +1,57 @@
+var FRONT = 0x1, BACK = 0x2, LEFT = 0x4, RIGHT = 0x8, FLOOR = 0x10, CEILING = 0x20
+		FRONT_BACK = FRONT | BACK, LEFT_RIGHT = LEFT | RIGHT, FLOOR_CEILING = FLOOR | CEILING
+
+var TOP = CEILING, BOTTOM = FLOOR,
+		TOP_LEFT = TOP | LEFT,
+		TOP_RIGHT = TOP | RIGHT,
+		BOTTOM_LEFT = BOTTOM | LEFT,
+		BOTTOM_RIGHT = BOTTOM | RIGHT,
+		TOP_BOTTOM = TOP | BOTTOM
+
+var height_min = 200,
+		height_max = 2000,
+		side_min = 10,
+		side_max = 5000,
+		resize_margin = 8,
+		cursor_amp = 1.5
+
+var painting_distance_from_wall = 8,
+		dot_distance_from_picture = 3
+
+var dot_hide_delay = 50, // ms
+		dot_side = 20
+
+var wall_rotation = {}
+wall_rotation[FRONT] = PI
+wall_rotation[BACK] = 0
+wall_rotation[LEFT] = HALF_PI
+wall_rotation[RIGHT] = -HALF_PI
+
+
+
+function sidesToString(sides){
+	var s = ""
+	if (sides & FRONT) s += "front "
+	if (sides & BACK)  s += "back "
+	if (sides & LEFT)  s += "left "
+	if (sides & RIGHT) s += "right "
+	if (sides & TOP)  s += "top "
+	if (sides & BOTTOM) s += "bottom "
+	return s
+}
+
+function side_direction (a, b) {
+	if (a === b) return 0
+	if ((a | b) === FRONT_BACK) return 0
+	if ((a | b) === LEFT_RIGHT) return 0
+	switch (a) {
+		case FRONT:
+			return b & LEFT ? -1 : 1
+		case BACK:
+			return b & RIGHT ? -1 : 1
+		case LEFT:
+			return b & FRONT ? -1 : 1
+		case RIGHT:
+			return b & BACK ? -1 : 1
+	}
+}